1 .
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27423be4a002152dc3418c934227c5eb.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2 . 设函数
是公差为
的等差数列,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bef408975cd662d380a56b53e6606303.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c34c3abac7e5ec833a725b629c7b690d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c487fec20bd809e0baf5cb39afe8979.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661eddfbfac1f57594dd1a49b64f4c87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bef408975cd662d380a56b53e6606303.png)
您最近一年使用:0次
2016-12-02更新
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1362次组卷
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6卷引用:2017年江苏省南通市高三全真模拟试题一数学试卷